Lull 6K Service Manual - Manual (Page 251)

Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K 6-1
Section 6 — Boom and Transfer
Boom and Transfer Hydraulics
General Description
Fig. 6-1: Major Boom and Transfer Hydraulic Components
(Ref. Fig. 6-1) The following are major boom and transfer components:
• Boom - 2, 3, or 4 Sections
• Boom Extension Cylinder (not visible in illustration)
• Front Carriage Tilt Cylinder
• Boom Hoist Cylinder
• Rear Carriage Tilt Cylinder
• Joystick Controls
• Transfer Carriage (Models 644B, 844C, and 1044C)/Boom Cradle
(Models 6K, 8K, and 10K)
Further information on the hydraulic system can be found in Section 4.
Carriage/
0
80 60 40 20 -20
Boom
Rear Carriage
Hoist
Front Carriage
Tilt Cylinder
Tilt Cylinder
Transfer
Cradle
Cylinder
Joystick
Controls
Boom
J
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